RHODE ISLAND HOSPITAL TRUST NATIONAL BANK

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22C ALLOYS 171

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5180551 Gold alloys of exceptional yellow color and reversible hardnessOct 30, 91Jan 19, 93[C22C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5183095 Means for producing high precision castingsExpiredNov 30, 90Feb 02, 93[B29C]
5139883 Intermetallic time-temperature integration fuseExpiredMay 09, 89Aug 18, 92[B32B]
5134039 Metal articles having a plurality of ultrafine particles dispersed thereinExpiredJun 11, 90Jul 28, 92[B32B]
5130689 Intermetallic time-temperature integration fuseExpiredJan 16, 91Jul 14, 92[H01H]
5000779 Palladium based powder-metal alloys and method for making sameExpiredMay 18, 88Mar 19, 91[C22C]
4944985 Method for electroless plating of ultrafine or colloidal particles and products produced therebyExpiredApr 11, 88Jul 31, 90[B32B]
4869757 Silver alloys of exceptional and reversible hardnessExpiredApr 13, 87Sep 26, 89[C22F, C22C]
4810308 Silver alloys of exceptional and reversible hardnessExpiredJan 19, 88Mar 07, 89[C22F, C22C]
4651517 Jewelry rope chainExpiredAug 15, 85Mar 24, 87[B21L]
4459829 Rigified earring postExpiredNov 29, 82Jul 17, 84[A44C]
4382317 Pin stem clutchExpiredSep 10, 81May 10, 83[A44C]
4277973 Vibratory wire strain gageExpiredJun 01, 79Jul 14, 81[G01L]

Top Inventors for This Owner

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